public void Test_that_invalid_code_will_throw()
{
// Arrange
var factory = new ValueTypeMergingStrategiesFactory();
// Act/Assert
Assert.ThrowsException <ArgumentOutOfRangeException>(() => factory.Create((ValueTypeMergingStrategy)int.MaxValue));
}
public void Test_that_strategy_types_are_cached()
{
// Arrange
var strategiesFactory = new ValueTypeMergingStrategiesFactory();
var manager = new EntityValueTypeMergingStrategiesManager(_metamodel, strategiesFactory);
// Act
manager.GetStrategy(TestEntityWithValueTypeMergingStrategyType);
manager.GetStrategy(TestEntityWithValueTypeMergingStrategyType);
// Assert
Assert.AreEqual(1, _metamodel.GetCreatedTimes(TestEntityWithValueTypeMergingStrategyType));
}
public void Test_that_specified_in_the_metamodel_strategy_is_used_if_any()
{
// Arrange
var strategiesFactory = new ValueTypeMergingStrategiesFactory();
var manager = new EntityValueTypeMergingStrategiesManager(_metamodel, strategiesFactory);
// Act
var strategy = manager.GetStrategy(TestEntityWithValueTypeMergingStrategyType);
// Assert
Assert.IsNotNull(strategy);
Assert.IsInstanceOfType(strategy, typeof(UpdateIfDirtyValueTypeMergingStrategy));
}
public void Test_that_default_strategy_is_forbid_value_type_merging()
{
// Arrange
var strategiesFactory = new ValueTypeMergingStrategiesFactory();
var manager = new EntityValueTypeMergingStrategiesManager(_metamodel, strategiesFactory);
// Act
var strategy = manager.GetStrategy(TestEntityWithoutValueTypeMergingStrategyType);
// Assert
Assert.IsNotNull(strategy);
Assert.IsInstanceOfType(strategy, typeof(ForbidValueTypeMergingStrategy));
}
public void Test_that_strategy_instances_are_always_different()
{
// Arrange
var strategiesFactory = new ValueTypeMergingStrategiesFactory();
var manager = new EntityValueTypeMergingStrategiesManager(_metamodel, strategiesFactory);
// Act
var strategy1 = manager.GetStrategy(TestEntityWithValueTypeMergingStrategyType);
var strategy2 = manager.GetStrategy(TestEntityWithValueTypeMergingStrategyType);
// Assert
Assert.IsNotNull(strategy1);
Assert.AreNotSame(strategy1, strategy2);
Assert.AreEqual(strategy1.GetType(), strategy2.GetType());
}
public void Test_that_all_strategies_can_be_created()
{
// Arrange
var allStrategyTypes = Enum
.GetValues(typeof(ValueTypeMergingStrategy))
.Cast <ValueTypeMergingStrategy>()
.Where(v => v != ValueTypeMergingStrategy.None);
var factory = new ValueTypeMergingStrategiesFactory();
// Act
var allStrategies = allStrategyTypes
.Select(strategyType => factory.Create(strategyType))
.ToArray();
// Assert
foreach (var strategy in allStrategies)
{
Assert.IsNotNull(strategy);
}
}
